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/** @file
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: AtapiPassThru.h
**/
#ifndef _APT_H
#define _APT_H
#include <Uefi.h>
#include <Protocol/ScsiPassThru.h>
#include <Protocol/PciIo.h>
#include <Library/DebugLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/BaseLib.h>
#include <Library/UefiLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <IndustryStandard/pci22.h>
///
/// bit definition
///
#define bit(a) (1 << (a))
#define MAX_TARGET_ID 4
//
// IDE Registers
//
typedef union {
UINT16 Command; /* when write */
UINT16 Status; /* when read */
} IDE_CMD_OR_STATUS;
typedef union {
UINT16 Error; /* when read */
UINT16 Feature; /* when write */
} IDE_ERROR_OR_FEATURE;
typedef union {
UINT16 AltStatus; /* when read */
UINT16 DeviceControl; /* when write */
} IDE_AltStatus_OR_DeviceControl;
///
/// IDE registers set
///
typedef struct {
UINT16 Data;
IDE_ERROR_OR_FEATURE Reg1;
UINT16 SectorCount;
UINT16 SectorNumber;
UINT16 CylinderLsb;
UINT16 CylinderMsb;
UINT16 Head;
IDE_CMD_OR_STATUS Reg;
IDE_AltStatus_OR_DeviceControl Alt;
UINT16 DriveAddress;
UINT16 MasterSlave;
} IDE_BASE_REGISTERS;
#define ATAPI_SCSI_PASS_THRU_DEV_SIGNATURE EFI_SIGNATURE_32 ('a', 's', 'p', 't')
typedef struct {
UINTN Signature;
EFI_HANDLE Handle;
EFI_SCSI_PASS_THRU_PROTOCOL ScsiPassThru;
EFI_SCSI_PASS_THRU_MODE ScsiPassThruMode;
EFI_PCI_IO_PROTOCOL *PciIo;
//
// Local Data goes here
//
IDE_BASE_REGISTERS *IoPort;
CHAR16 ControllerName[100];
CHAR16 ChannelName[100];
UINT32 LatestTargetId;
UINT64 LatestLun;
} ATAPI_SCSI_PASS_THRU_DEV;
#define ATAPI_SCSI_PASS_THRU_DEV_FROM_THIS(a) \
CR (a, \
ATAPI_SCSI_PASS_THRU_DEV, \
ScsiPassThru, \
ATAPI_SCSI_PASS_THRU_DEV_SIGNATURE \
)
//
// Global Variables
//
extern EFI_DRIVER_BINDING_PROTOCOL gAtapiScsiPassThruDriverBinding;
extern EFI_COMPONENT_NAME_PROTOCOL gAtapiScsiPassThruComponentName;
//
// ATAPI Command op code
//
#define OP_INQUIRY 0x12
#define OP_LOAD_UNLOAD_CD 0xa6
#define OP_MECHANISM_STATUS 0xbd
#define OP_MODE_SELECT_10 0x55
#define OP_MODE_SENSE_10 0x5a
#define OP_PAUSE_RESUME 0x4b
#define OP_PLAY_AUDIO_10 0x45
#define OP_PLAY_AUDIO_MSF 0x47
#define OP_PLAY_CD 0xbc
#define OP_PLAY_CD_MSF 0xb4
#define OP_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1e
#define OP_READ_10 0x28
#define OP_READ_12 0xa8
#define OP_READ_CAPACITY 0x25
#define OP_READ_CD 0xbe
#define OP_READ_CD_MSF 0xb9
#define OP_READ_HEADER 0x44
#define OP_READ_SUB_CHANNEL 0x42
#define OP_READ_TOC 0x43
#define OP_REQUEST_SENSE 0x03
#define OP_SCAN 0xba
#define OP_SEEK_10 0x2b
#define OP_SET_CD_SPEED 0xbb
#define OP_STOPPLAY_SCAN 0x4e
#define OP_START_STOP_UNIT 0x1b
#define OP_TEST_UNIT_READY 0x00
#define OP_FORMAT_UNIT 0x04
#define OP_READ_FORMAT_CAPACITIES 0x23
#define OP_VERIFY 0x2f
#define OP_WRITE_10 0x2a
#define OP_WRITE_12 0xaa
#define OP_WRITE_AND_VERIFY 0x2e
//
// ATA Command
//
#define ATAPI_SOFT_RESET_CMD 0x08
typedef enum {
DataIn = 0,
DataOut = 1,
NoData = 2,
End = 0xff
} DATA_DIRECTION;
typedef struct {
UINT8 OpCode;
DATA_DIRECTION Direction;
} SCSI_COMMAND_SET;
#define MAX_CHANNEL 2
#define ValidCdbLength(Len) ((Len) == 6 || (Len) == 10 || (Len) == 12) ? 1 : 0
//
// IDE registers bit definitions
//
// ATA Err Reg bitmap
//
#define BBK_ERR bit (7) ///< Bad block detected
#define UNC_ERR bit (6) ///< Uncorrectable Data
#define MC_ERR bit (5) ///< Media Change
#define IDNF_ERR bit (4) ///< ID Not Found
#define MCR_ERR bit (3) ///< Media Change Requested
#define ABRT_ERR bit (2) ///< Aborted Command
#define TK0NF_ERR bit (1) ///< Track 0 Not Found
#define AMNF_ERR bit (0) ///< Address Mark Not Found
//
// ATAPI Err Reg bitmap
//
#define SENSE_KEY_ERR (bit (7) | bit (6) | bit (5) | bit (4))
#define EOM_ERR bit (1) ///< End of Media Detected
#define ILI_ERR bit (0) ///< Illegal Length Indication
//
// Device/Head Reg
//
#define LBA_MODE bit (6)
#define DEV bit (4)
#define HS3 bit (3)
#define HS2 bit (2)
#define HS1 bit (1)
#define HS0 bit (0)
#define CHS_MODE (0)
#define DRV0 (0)
#define DRV1 (1)
#define MST_DRV DRV0
#define SLV_DRV DRV1
//
// Status Reg
//
#define BSY bit (7) ///< Controller Busy
#define DRDY bit (6) ///< Drive Ready
#define DWF bit (5) ///< Drive Write Fault
#define DSC bit (4) ///< Disk Seek Complete
#define DRQ bit (3) ///< Data Request
#define CORR bit (2) ///< Corrected Data
#define IDX bit (1) ///< Index
#define ERR bit (0) ///< Error
#define CHECK bit (0) ///< Check bit for ATAPI Status Reg
//
// Device Control Reg
//
#define SRST bit (2) ///< Software Reset
#define IEN_L bit (1) ///< Interrupt Enable
//
// ATAPI Feature Register
//
#define OVERLAP bit (1)
#define DMA bit (0)
//
// ATAPI Interrupt Reason Reson Reg (ATA Sector Count Register)
//
#define RELEASE bit (2)
#define IO bit (1)
#define CoD bit (0)
#define PACKET_CMD 0xA0
#define DEFAULT_CMD (0xa0)
//
// default content of device control register, disable INT
//
#define DEFAULT_CTL (0x0a)
#define MAX_ATAPI_BYTE_COUNT (0xfffe)
//
// function prototype
//
EFI_STATUS
EFIAPI
AtapiScsiPassThruDriverBindingSupported (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
EFI_STATUS
EFIAPI
AtapiScsiPassThruDriverBindingStart (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
EFI_STATUS
EFIAPI
AtapiScsiPassThruDriverBindingStop (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN UINTN NumberOfChildren,
IN EFI_HANDLE *ChildHandleBuffer
);
//
// EFI Component Name Functions
//
EFI_STATUS
EFIAPI
AtapiScsiPassThruComponentNameGetDriverName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN CHAR8 *Language,
OUT CHAR16 **DriverName
);
EFI_STATUS
EFIAPI
AtapiScsiPassThruComponentNameGetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE ChildHandle OPTIONAL,
IN CHAR8 *Language,
OUT CHAR16 **ControllerName
);
/**
AtapiScsiPassThruDriverEntryPoint
@param ImageHandle
@param SystemTable
@todo Add function description
@todo ImageHandle - add argument description
@todo SystemTable - add argument description
@todo add return values
--*/
EFI_STATUS
EFIAPI
AtapiScsiPassThruDriverEntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
;
/**
RegisterAtapiScsiPassThru
@param This
@param Controller
@param PciIo
@todo Add function description
@todo This add argument description
@todo Controller add argument description
@todo PciIo add argument description
@todo add return values
**/
EFI_STATUS
RegisterAtapiScsiPassThru (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_PCI_IO_PROTOCOL *PciIo
)
;
/**
AtapiScsiPassThruFunction
@param This
@param Target
@param Lun
@param Packet
@param Event
@todo Add function description
@todo This - add argument description
@todo Target - add argument description
@todo Lun - add argument description
@todo Packet - add argument description
@todo Event - add argument description
@todo add return values
**/
EFI_STATUS
EFIAPI
AtapiScsiPassThruFunction (
IN EFI_SCSI_PASS_THRU_PROTOCOL *This,
IN UINT32 Target,
IN UINT64 Lun,
IN OUT EFI_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet,
IN EFI_EVENT Event OPTIONAL
)
;
/**
AtapiScsiPassThruGetNextDevice
TODO: Add function description
@param This TODO: add argument description
@param Target TODO: add argument description
@param Lun TODO: add argument description
TODO: add return values
**/
EFI_STATUS
EFIAPI
AtapiScsiPassThruGetNextDevice (
IN EFI_SCSI_PASS_THRU_PROTOCOL *This,
IN OUT UINT32 *Target,
IN OUT UINT64 *Lun
)
;
/**
AtapiScsiPassThruBuildDevicePath
TODO: Add function description
@param This TODO: add argument description
@param Target TODO: add argument description
@param Lun TODO: add argument description
@param DevicePath TODO: add argument description
TODO: add return values
**/
EFI_STATUS
EFIAPI
AtapiScsiPassThruBuildDevicePath (
IN EFI_SCSI_PASS_THRU_PROTOCOL *This,
IN UINT32 Target,
IN UINT64 Lun,
IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath
)
;
/**
AtapiScsiPassThruGetTargetLun
TODO: Add function description
@param This TODO: add argument description
@param DevicePath TODO: add argument description
@param Target TODO: add argument description
@param Lun TODO: add argument description
TODO: add return values
**/
EFI_STATUS
EFIAPI
AtapiScsiPassThruGetTargetLun (
IN EFI_SCSI_PASS_THRU_PROTOCOL *This,
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
OUT UINT32 *Target,
OUT UINT64 *Lun
)
;
/**
AtapiScsiPassThruResetChannel
TODO: Add function description
@param This TODO: add argument description
TODO: add return values
**/
EFI_STATUS
EFIAPI
AtapiScsiPassThruResetChannel (
IN EFI_SCSI_PASS_THRU_PROTOCOL *This
)
;
/**
AtapiScsiPassThruResetTarget
TODO: Add function description
@param This TODO: add argument description
@param Target TODO: add argument description
@param Lun TODO: add argument description
TODO: add return values
**/
EFI_STATUS
EFIAPI
AtapiScsiPassThruResetTarget (
IN EFI_SCSI_PASS_THRU_PROTOCOL *This,
IN UINT32 Target,
IN UINT64 Lun
)
;
/**
CheckSCSIRequestPacket
TODO: Add function description
@param Packet TODO: add argument description
TODO: add return values
**/
EFI_STATUS
CheckSCSIRequestPacket (
EFI_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet
)
;
/**
SubmitBlockingIoCommand
TODO: Add function description
@param AtapiScsiPrivate TODO: add argument description
@param Target TODO: add argument description
@param Packet TODO: add argument description
TODO: add return values
**/
EFI_STATUS
SubmitBlockingIoCommand (
ATAPI_SCSI_PASS_THRU_DEV *AtapiScsiPrivate,
UINT32 Target,
EFI_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet
)
;
/**
IsCommandValid
TODO: Add function description
@param Packet - TODO: add argument description
@return TODO: add return values
--*/
BOOLEAN
IsCommandValid (
EFI_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet
)
;
/**
RequestSenseCommand
TODO: Add function description
@param AtapiScsiPrivate TODO: add argument description
@param Target TODO: add argument description
@param Timeout TODO: add argument description
@param SenseData TODO: add argument description
@param SenseDataLength TODO: add argument description
TODO: add return values
**/
EFI_STATUS
RequestSenseCommand (
ATAPI_SCSI_PASS_THRU_DEV *AtapiScsiPrivate,
UINT32 Target,
UINT64 Timeout,
VOID *SenseData,
UINT8 *SenseDataLength
)
;
/**
AtapiPacketCommand
TODO: Add function description
@param AtapiScsiPrivate TODO: add argument description
@param Target TODO: add argument description
@param PacketCommand TODO: add argument description
@param Buffer TODO: add argument description
@param ByteCount TODO: add argument description
@param Direction TODO: add argument description
@param TimeOutInMicroSeconds TODO: add argument description
TODO: add return values
**/
EFI_STATUS
AtapiPacketCommand (
ATAPI_SCSI_PASS_THRU_DEV *AtapiScsiPrivate,
UINT32 Target,
UINT8 *PacketCommand,
VOID *Buffer,
UINT32 *ByteCount,
DATA_DIRECTION Direction,
UINT64 TimeOutInMicroSeconds
)
;
/**
ReadPortB
TODO: Add function description
@param PciIo TODO: add argument description
@param Port TODO: add argument description
TODO: add return values
**/
UINT8
ReadPortB (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT16 Port
)
;
/**
ReadPortW
TODO: Add function description
@param PciIo TODO: add argument description
@param Port TODO: add argument description
TODO: add return values
**/
UINT16
ReadPortW (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT16 Port
)
;
/**
WritePortB
TODO: Add function description
@param PciIo TODO: add argument description
@param Port TODO: add argument description
@param Data TODO: add argument description
TODO: add return values
**/
VOID
WritePortB (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT16 Port,
IN UINT8 Data
)
;
/**
WritePortW
TODO: Add function description
@param PciIo TODO: add argument description
@param Port TODO: add argument description
@param Data TODO: add argument description
TODO: add return values
**/
VOID
WritePortW (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT16 Port,
IN UINT16 Data
)
;
/**
StatusDRQClear
TODO: Add function description
@param AtapiScsiPrivate TODO: add argument description
@param TimeOutInMicroSeconds TODO: add argument description
TODO: add return values
**/
EFI_STATUS
StatusDRQClear (
ATAPI_SCSI_PASS_THRU_DEV *AtapiScsiPrivate,
UINT64 TimeOutInMicroSeconds
)
;
/**
AltStatusDRQClear
TODO: Add function description
@param AtapiScsiPrivate TODO: add argument description
@param TimeOutInMicroSeconds TODO: add argument description
TODO: add return values
**/
EFI_STATUS
AltStatusDRQClear (
ATAPI_SCSI_PASS_THRU_DEV *AtapiScsiPrivate,
UINT64 TimeOutInMicroSeconds
)
;
/**
StatusDRQReady
TODO: Add function description
@param AtapiScsiPrivate TODO: add argument description
@param TimeOutInMicroSeconds TODO: add argument description
TODO: add return values
**/
EFI_STATUS
StatusDRQReady (
ATAPI_SCSI_PASS_THRU_DEV *AtapiScsiPrivate,
UINT64 TimeOutInMicroSeconds
)
;
/**
AltStatusDRQReady
TODO: Add function description
@param AtapiScsiPrivate TODO: add argument description
@param TimeOutInMicroSeconds TODO: add argument description
TODO: add return values
**/
EFI_STATUS
AltStatusDRQReady (
ATAPI_SCSI_PASS_THRU_DEV *AtapiScsiPrivate,
UINT64 TimeOutInMicroSeconds
)
;
/**
TODO: Add function description
@param AtapiScsiPrivate TODO: add argument description
@param TimeoutInMicroSeconds TODO: add argument description
TODO: add return values
**/
EFI_STATUS
StatusWaitForBSYClear (
ATAPI_SCSI_PASS_THRU_DEV *AtapiScsiPrivate,
UINT64 TimeoutInMicroSeconds
)
;
/**
TODO: Add function description
@param AtapiScsiPrivate TODO: add argument description
@param TimeoutInMicroSeconds TODO: add argument description
TODO: add return values
**/
EFI_STATUS
AltStatusWaitForBSYClear (
ATAPI_SCSI_PASS_THRU_DEV *AtapiScsiPrivate,
UINT64 TimeoutInMicroSeconds
)
;
/**
TODO: Add function description
@param AtapiScsiPrivate TODO: add argument description
@param TimeoutInMicroSeconds TODO: add argument description
TODO: add return values
**/
EFI_STATUS
StatusDRDYReady (
ATAPI_SCSI_PASS_THRU_DEV *AtapiScsiPrivate,
UINT64 TimeoutInMicroSeconds
)
;
/**
TODO: Add function description
@param AtapiScsiPrivate TODO: add argument description
@param TimeoutInMicroSeconds TODO: add argument description
TODO: add return values
**/
EFI_STATUS
AltStatusDRDYReady (
ATAPI_SCSI_PASS_THRU_DEV *AtapiScsiPrivate,
UINT64 TimeoutInMicroSeconds
)
;
/**
TODO: Add function description
@param AtapiScsiPrivate TODO: add argument description
@param Buffer TODO: add argument description
@param ByteCount TODO: add argument description
@param Direction TODO: add argument description
@param TimeOutInMicroSeconds TODO: add argument description
TODO: add return values
**/
EFI_STATUS
AtapiPassThruPioReadWriteData (
ATAPI_SCSI_PASS_THRU_DEV *AtapiScsiPrivate,
UINT16 *Buffer,
UINT32 *ByteCount,
DATA_DIRECTION Direction,
UINT64 TimeOutInMicroSeconds
)
;
/**
TODO: Add function description
@param AtapiScsiPrivate TODO: add argument description
TODO: add return values
**/
EFI_STATUS
AtapiPassThruCheckErrorStatus (
ATAPI_SCSI_PASS_THRU_DEV *AtapiScsiPrivate
)
;
#endif
|